Tunneling IP across DNS or ICMP?

Ok, so your sitting in an airport or a hotel and they want you to pay $10 bucks for internet access. This is something I have already wrote about and just plain dont like (Needing 10 minutes of access, but having to pay for an entire day!).

Check out these two “how-to” sites. Concerning IP over DNS and IP over ICMP. Pretty cool stuff. I have not tried them myself though….